EVAL-AD5243SDZ Analog Devices, EVAL-AD5243SDZ Datasheet - Page 12
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EVAL-AD5243SDZ
Manufacturer Part Number
EVAL-AD5243SDZ
Description
Digital Potentiometer Development Tools EVALUATION BOARD
Manufacturer
Analog Devices
Series
AD5243r
Datasheet
1.EVAL-AD5243SDZ.pdf
(20 pages)
Specifications of EVAL-AD5243SDZ
Rohs
yes
Product
Evaluation Boards
Tool Is For Evaluation Of
AD5243
Resistance
2.5 kOhms/10 kOhms/50 kOhms/100 kOhms
Operating Supply Voltage
5.5 V
Interface Type
I2C
Maximum Operating Temperature
+ 125 C
Factory Pack Quantity
1
For Use With
Sim DAC Web Tool
AD5243/AD5248
TEST CIRCUITS
Figure 30 through Figure 36 illustrate the test circuits that define the test conditions used in the product specification tables (see Table 1
and Table 2).
Figure 30. Test Circuit for Potentiometer Divider Nonlinearity Error
V
Figure 33. Test Circuit for Power Supply Sensitivity (PSS, PSSR)
Figure 31. Test Circuit for Resistor Position Nonlinearity Error
MS2
V+
∆V
Figure 32. Test Circuit for Wiper Resistance
DD
V+
NO CONNECT
V
(Rheostat Operation: R-INL, R-DNL)
A
A
B
A
B
DUT
DUT
W
W
A W
B
A
DUT
B
DUT
W
V
(INL, DNL)
W
V
MS1
V
MS
I
W
V+ = V
PSRR (dB) = 20 LOG
PSS (%/%) =
= V
R
V+ = V
1LSB = V+/2
V
DD
W
MS
V
DD
= [V
MS
/R
I
NOMINAL
± 10%
W
DD
MS1
∆V
∆V
– V
N
MS
DD
MS2
%
%
(
]/I
∆V
∆V
W
DD
MS
)
Rev. B | Page 12 of 20
Figure 36. Test Circuit for Common-Mode Leakage Current
OFFSET
Figure 35. Test Circuit for Incremental On Resistance
GND
V
Figure 34. Test Circuit for Gain vs. Frequency
DD
V
IN
2.5V
GND
DUT
B
DUT
W
NC
NC
A
B
A
B
I
SW
W
NC = NO CONNECT
V
DUT
SS
R
CODE = 0x00
W
SW
TO V
=
0.1V
DD
I
I
SW
CM
AD8610
+15V
–15V
0.1V
V
Data Sheet
CM
V
OUT